mozAccessibleProtocol.h

/* -*- Mode: Objective-C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- *//* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Mozilla Foundation. * Portions created by the Initial Developer are Copyright (C) 2006 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Original Author: Håkan Waara <hwaara@gmail.com> * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#import <Cocoa/Cocoa.h>#import "mozView.h"/* This protocol's primary use is so widget/src/cocoa can talk back to us properly. ChildView owns the topmost mozRootAccessible, and needs to take care of setting up that parent/child relationship. This protocol is thus used to make sure it knows it's talking to us, and not just some random |id|.*/@protocol mozAccessible
// returns whether this accessible is the root accessible. there is one// root accessible per window.
- (BOOL)isRoot;
// some mozAccessibles implement accessibility support in place of another object. for example, // ChildView gets its support from us.//// instead of returning a mozAccessible to the OS when it wants an object, we need to pass the view we represent, so the// OS doesn't get confused and think we return some random object.
- (BOOL)hasRepresentedView;
- (id)representedView;
#ifdef DEBUG// debug utility that will print the native accessibility tree, starting// at this node.
- (void)printHierarchy;
#endif/*** general ***/// returns the accessible at the specified point.
- (id)accessibilityHitTest:(NSPoint)point;
// whether this element is flagged as ignored.
- (BOOL)accessibilityIsIgnored;
// currently focused UI element (possibly a child accessible)
- (id)accessibilityFocusedUIElement;
/*** attributes ***/// all supported attributes
- (NSArray*)accessibilityAttributeNames;
// value for given attribute.
- (id)accessibilityAttributeValue:(NSString*)attribute;
// whether a particular attribute can be modified
- (BOOL)accessibilityIsAttributeSettable:(NSString*)attribute;
/*** actions ***/
- (NSArray*)accessibilityActionNames;
- (NSString*)accessibilityActionDescription:(NSString*)action;
- (void)accessibilityPerformAction:(NSString*)action;
@end